[mojo] Delete third_party/mojo

third_party/mojo/src/mojo/edk/system/message_pipe_dispatcher.cc

Index: third_party/mojo/src/mojo/edk/system/message_pipe_dispatcher.cc
diff --git a/third_party/mojo/src/mojo/edk/system/message_pipe_dispatcher.cc b/third_party/mojo/src/mojo/edk/system/message_pipe_dispatcher.cc
deleted file mode 100644
index 3a1d64e0060b256de16109ed40e6b8886228acf3..0000000000000000000000000000000000000000
--- a/third_party/mojo/src/mojo/edk/system/message_pipe_dispatcher.cc
+++ /dev/null
@@ -1,228 +0,0 @@
-// Copyright 2013 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "third_party/mojo/src/mojo/edk/system/message_pipe_dispatcher.h"
-
-#include "base/logging.h"
-#include "third_party/mojo/src/mojo/edk/system/configuration.h"
-#include "third_party/mojo/src/mojo/edk/system/local_message_pipe_endpoint.h"
-#include "third_party/mojo/src/mojo/edk/system/memory.h"
-#include "third_party/mojo/src/mojo/edk/system/message_pipe.h"
-#include "third_party/mojo/src/mojo/edk/system/options_validation.h"
-#include "third_party/mojo/src/mojo/edk/system/proxy_message_pipe_endpoint.h"
-
-namespace mojo {
-namespace system {
-
-const unsigned kInvalidPort = static_cast<unsigned>(-1);
-
-// MessagePipeDispatcher -------------------------------------------------------
-
-// static
-const MojoCreateMessagePipeOptions
-    MessagePipeDispatcher::kDefaultCreateOptions = {
-        static_cast<uint32_t>(sizeof(MojoCreateMessagePipeOptions)),
-        MOJO_CREATE_MESSAGE_PIPE_OPTIONS_FLAG_NONE};
-
-// static
-MojoResult MessagePipeDispatcher::ValidateCreateOptions(
-    UserPointer<const MojoCreateMessagePipeOptions> in_options,
-    MojoCreateMessagePipeOptions* out_options) {
-  const MojoCreateMessagePipeOptionsFlags kKnownFlags =
-      MOJO_CREATE_MESSAGE_PIPE_OPTIONS_FLAG_NONE;
-
-  *out_options = kDefaultCreateOptions;
-  if (in_options.IsNull())
-    return MOJO_RESULT_OK;
-
-  UserOptionsReader<MojoCreateMessagePipeOptions> reader(in_options);
-  if (!reader.is_valid())
-    return MOJO_RESULT_INVALID_ARGUMENT;
-
-  if (!OPTIONS_STRUCT_HAS_MEMBER(MojoCreateMessagePipeOptions, flags, reader))
-    return MOJO_RESULT_OK;
-  if ((reader.options().flags & ~kKnownFlags))
-    return MOJO_RESULT_UNIMPLEMENTED;
-  out_options->flags = reader.options().flags;
-
-  // Checks for fields beyond |flags|:
-
-  // (Nothing here yet.)
-
-  return MOJO_RESULT_OK;
-}
-
-void MessagePipeDispatcher::Init(scoped_refptr<MessagePipe> message_pipe,
-                                 unsigned port) {
-  DCHECK(message_pipe);
-  DCHECK(port == 0 || port == 1);
-
-  message_pipe_ = message_pipe;
-  port_ = port;
-}
-
-Dispatcher::Type MessagePipeDispatcher::GetType() const {
-  return Type::MESSAGE_PIPE;
-}
-
-// static
-scoped_refptr<MessagePipeDispatcher>
-MessagePipeDispatcher::CreateRemoteMessagePipe(
-    scoped_refptr<ChannelEndpoint>* channel_endpoint) {
-  scoped_refptr<MessagePipe> message_pipe(
-      MessagePipe::CreateLocalProxy(channel_endpoint));
-  scoped_refptr<MessagePipeDispatcher> dispatcher =
-      Create(kDefaultCreateOptions);
-  dispatcher->Init(message_pipe, 0);
-  return dispatcher;
-}
-
-// static
-scoped_refptr<MessagePipeDispatcher> MessagePipeDispatcher::Deserialize(
-    Channel* channel,
-    const void* source,
-    size_t size) {
-  unsigned port = kInvalidPort;
-  scoped_refptr<MessagePipe> message_pipe;
-  if (!MessagePipe::Deserialize(channel, source, size, &message_pipe, &port))
-    return nullptr;
-  DCHECK(message_pipe);
-  DCHECK(port == 0 || port == 1);
-
-  scoped_refptr<MessagePipeDispatcher> dispatcher =
-      Create(kDefaultCreateOptions);
-  dispatcher->Init(message_pipe, port);
-  return dispatcher;
-}
-
-MessagePipeDispatcher::MessagePipeDispatcher() : port_(kInvalidPort) {
-}
-
-MessagePipeDispatcher::~MessagePipeDispatcher() {
-  // |Close()|/|CloseImplNoLock()| should have taken care of the pipe.
-  DCHECK(!message_pipe_);
-}
-
-MessagePipe* MessagePipeDispatcher::GetMessagePipeNoLock() const {
-  mutex().AssertHeld();
-  return message_pipe_.get();
-}
-
-unsigned MessagePipeDispatcher::GetPortNoLock() const {
-  mutex().AssertHeld();
-  return port_;
-}
-
-void MessagePipeDispatcher::CancelAllAwakablesNoLock() {
-  mutex().AssertHeld();
-  message_pipe_->CancelAllAwakables(port_);
-}
-
-void MessagePipeDispatcher::CloseImplNoLock() {
-  mutex().AssertHeld();
-  message_pipe_->Close(port_);
-  message_pipe_ = nullptr;
-  port_ = kInvalidPort;
-}
-
-scoped_refptr<Dispatcher>
-MessagePipeDispatcher::CreateEquivalentDispatcherAndCloseImplNoLock() {
-  mutex().AssertHeld();
-
-  // TODO(vtl): Currently, there are no options, so we just use
-  // |kDefaultCreateOptions|. Eventually, we'll have to duplicate the options
-  // too.
-  scoped_refptr<MessagePipeDispatcher> rv = Create(kDefaultCreateOptions);
-  rv->Init(message_pipe_, port_);
-  message_pipe_ = nullptr;
-  port_ = kInvalidPort;
-  return scoped_refptr<Dispatcher>(rv.get());
-}
-
-MojoResult MessagePipeDispatcher::WriteMessageImplNoLock(
-    UserPointer<const void> bytes,
-    uint32_t num_bytes,
-    std::vector<DispatcherTransport>* transports,
-    MojoWriteMessageFlags flags) {
-  DCHECK(!transports ||
-         (transports->size() > 0 &&
-          transports->size() <= GetConfiguration().max_message_num_handles));
-
-  mutex().AssertHeld();
-
-  if (num_bytes > GetConfiguration().max_message_num_bytes)
-    return MOJO_RESULT_RESOURCE_EXHAUSTED;
-
-  return message_pipe_->WriteMessage(port_, bytes, num_bytes, transports,
-                                     flags);
-}
-
-MojoResult MessagePipeDispatcher::ReadMessageImplNoLock(
-    UserPointer<void> bytes,
-    UserPointer<uint32_t> num_bytes,
-    DispatcherVector* dispatchers,
-    uint32_t* num_dispatchers,
-    MojoReadMessageFlags flags) {
-  mutex().AssertHeld();
-  return message_pipe_->ReadMessage(port_, bytes, num_bytes, dispatchers,
-                                    num_dispatchers, flags);
-}
-
-HandleSignalsState MessagePipeDispatcher::GetHandleSignalsStateImplNoLock()
-    const {
-  mutex().AssertHeld();
-  return message_pipe_->GetHandleSignalsState(port_);
-}
-
-MojoResult MessagePipeDispatcher::AddAwakableImplNoLock(
-    Awakable* awakable,
-    MojoHandleSignals signals,
-    uintptr_t context,
-    HandleSignalsState* signals_state) {
-  mutex().AssertHeld();
-  return message_pipe_->AddAwakable(port_, awakable, signals, context,
-                                    signals_state);
-}
-
-void MessagePipeDispatcher::RemoveAwakableImplNoLock(
-    Awakable* awakable,
-    HandleSignalsState* signals_state) {
-  mutex().AssertHeld();
-  message_pipe_->RemoveAwakable(port_, awakable, signals_state);
-}
-
-void MessagePipeDispatcher::StartSerializeImplNoLock(
-    Channel* channel,
-    size_t* max_size,
-    size_t* max_platform_handles) {
-  DCHECK(HasOneRef());  // Only one ref => no need to take the lock.
-  return message_pipe_->StartSerialize(port_, channel, max_size,
-                                       max_platform_handles);
-}
-
-bool MessagePipeDispatcher::EndSerializeAndCloseImplNoLock(
-    Channel* channel,
-    void* destination,
-    size_t* actual_size,
-    embedder::PlatformHandleVector* platform_handles) {
-  DCHECK(HasOneRef());  // Only one ref => no need to take the lock.
-
-  bool rv = message_pipe_->EndSerialize(port_, channel, destination,
-                                        actual_size, platform_handles);
-  message_pipe_ = nullptr;
-  port_ = kInvalidPort;
-  return rv;
-}
-
-// MessagePipeDispatcherTransport ----------------------------------------------
-
-MessagePipeDispatcherTransport::MessagePipeDispatcherTransport(
-    DispatcherTransport transport)
-    : DispatcherTransport(transport) {
-  DCHECK_EQ(message_pipe_dispatcher()->GetType(),
-            Dispatcher::Type::MESSAGE_PIPE);
-}
-
-}  // namespace system
-}  // namespace mojo